xref: /openbmc/linux/arch/mips/boot/dts/ingenic/ci20.dts (revision dc6a81c3) 
1// SPDX-License-Identifier: GPL-2.0
2/dts-v1/;
3
4#include "jz4780.dtsi"
5#include <dt-bindings/clock/ingenic,tcu.h>
6#include <dt-bindings/gpio/gpio.h>
7
8/ {
9	compatible = "img,ci20", "ingenic,jz4780";
10
11	aliases {
12		serial0 = &uart0;
13		serial1 = &uart1;
14		serial3 = &uart3;
15		serial4 = &uart4;
16	};
17
18	chosen {
19		stdout-path = &uart4;
20	};
21
22	memory {
23		device_type = "memory";
24		reg = <0x0 0x10000000
25		       0x30000000 0x30000000>;
26	};
27
28	leds {
29		compatible = "gpio-leds";
30
31		led0 {
32			label = "ci20:red:led0";
33			gpios = <&gpc 3 GPIO_ACTIVE_HIGH>;
34			linux,default-trigger = "none";
35		};
36
37		led1 {
38			label = "ci20:red:led1";
39			gpios = <&gpc 2 GPIO_ACTIVE_HIGH>;
40			linux,default-trigger = "nand-disk";
41		};
42
43		led2 {
44			label = "ci20:red:led2";
45			gpios = <&gpc 1 GPIO_ACTIVE_HIGH>;
46			linux,default-trigger = "cpu1";
47		};
48
49		led3 {
50			label = "ci20:red:led3";
51			gpios = <&gpc 0 GPIO_ACTIVE_HIGH>;
52			linux,default-trigger = "cpu0";
53		};
54	};
55
56	eth0_power: fixedregulator@0 {
57		compatible = "regulator-fixed";
58		regulator-name = "eth0_power";
59		gpio = <&gpb 25 GPIO_ACTIVE_LOW>;
60		enable-active-high;
61	};
62
63	wlan0_power: fixedregulator@1 {
64		compatible = "regulator-fixed";
65		regulator-name = "wlan0_power";
66		gpio = <&gpb 19 GPIO_ACTIVE_LOW>;
67		enable-active-high;
68	};
69};
70
71&ext {
72	clock-frequency = <48000000>;
73};
74
75&mmc0 {
76	status = "okay";
77
78	bus-width = <4>;
79	max-frequency = <50000000>;
80
81	pinctrl-names = "default";
82	pinctrl-0 = <&pins_mmc0>;
83
84	cd-gpios = <&gpf 20 GPIO_ACTIVE_LOW>;
85};
86
87&mmc1 {
88	status = "okay";
89
90	bus-width = <4>;
91	max-frequency = <50000000>;
92	non-removable;
93
94	pinctrl-names = "default";
95	pinctrl-0 = <&pins_mmc1>;
96
97	brcmf: wifi@1 {
98/*		reg = <4>;*/
99		compatible = "brcm,bcm4330-fmac";
100		vcc-supply = <&wlan0_power>;
101		device-wakeup-gpios = <&gpd 9 GPIO_ACTIVE_HIGH>;
102		shutdown-gpios = <&gpf 7 GPIO_ACTIVE_LOW>;
103	};
104};
105
106&uart0 {
107	status = "okay";
108
109	pinctrl-names = "default";
110	pinctrl-0 = <&pins_uart0>;
111};
112
113&uart1 {
114	status = "okay";
115
116	pinctrl-names = "default";
117	pinctrl-0 = <&pins_uart1>;
118};
119
120&uart2 {
121	status = "okay";
122
123	pinctrl-names = "default";
124	pinctrl-0 = <&pins_uart2>;
125	uart-has-rtscts;
126
127	bluetooth {
128		compatible = "brcm,bcm4330-bt";
129		reset-gpios = <&gpf 8 GPIO_ACTIVE_HIGH>;
130		vcc-supply = <&wlan0_power>;
131		device-wakeup-gpios = <&gpf 5 GPIO_ACTIVE_HIGH>;
132		host-wakeup-gpios = <&gpf 6 GPIO_ACTIVE_HIGH>;
133		shutdown-gpios = <&gpf 4 GPIO_ACTIVE_LOW>;
134	};
135};
136
137&uart3 {
138	status = "okay";
139
140	pinctrl-names = "default";
141	pinctrl-0 = <&pins_uart3>;
142};
143
144&uart4 {
145	status = "okay";
146
147	pinctrl-names = "default";
148	pinctrl-0 = <&pins_uart4>;
149};
150
151&i2c0 {
152	status = "okay";
153
154	pinctrl-names = "default";
155	pinctrl-0 = <&pins_i2c0>;
156
157	clock-frequency = <400000>;
158
159	act8600: act8600@5a {
160		compatible = "active-semi,act8600";
161		reg = <0x5a>;
162		status = "okay";
163
164		regulators {
165			vddcore: SUDCDC1 {
166				regulator-name = "VDDCORE";
167				regulator-min-microvolt = <1100000>;
168				regulator-max-microvolt = <1100000>;
169				regulator-always-on;
170			};
171			vddmem: SUDCDC2 {
172				regulator-name = "VDDMEM";
173				regulator-min-microvolt = <1500000>;
174				regulator-max-microvolt = <1500000>;
175				regulator-always-on;
176			};
177			vcc_33: SUDCDC3 {
178				regulator-name = "VCC33";
179				regulator-min-microvolt = <3300000>;
180				regulator-max-microvolt = <3300000>;
181				regulator-always-on;
182			};
183			vcc_50: SUDCDC4 {
184				regulator-name = "VCC50";
185				regulator-min-microvolt = <5000000>;
186				regulator-max-microvolt = <5000000>;
187				regulator-always-on;
188			};
189			vcc_25: LDO_REG5 {
190				regulator-name = "VCC25";
191				regulator-min-microvolt = <2500000>;
192				regulator-max-microvolt = <2500000>;
193				regulator-always-on;
194			};
195			wifi_io: LDO_REG6 {
196				regulator-name = "WIFIIO";
197				regulator-min-microvolt = <2500000>;
198				regulator-max-microvolt = <2500000>;
199				regulator-always-on;
200			};
201			vcc_28: LDO_REG7 {
202				regulator-name = "VCC28";
203				regulator-min-microvolt = <2800000>;
204				regulator-max-microvolt = <2800000>;
205				regulator-always-on;
206			};
207			vcc_15: LDO_REG8 {
208				regulator-name = "VCC15";
209				regulator-min-microvolt = <1500000>;
210				regulator-max-microvolt = <1500000>;
211				regulator-always-on;
212			};
213			vcc_18: LDO_REG9 {
214				regulator-name = "VCC18";
215				regulator-min-microvolt = <1800000>;
216				regulator-max-microvolt = <1800000>;
217				regulator-always-on;
218			};
219			vcc_11: LDO_REG10 {
220				regulator-name = "VCC11";
221				regulator-min-microvolt = <1100000>;
222				regulator-max-microvolt = <1100000>;
223				regulator-always-on;
224			};
225		};
226	};
227};
228
229&i2c1 {
230	status = "okay";
231
232	pinctrl-names = "default";
233	pinctrl-0 = <&pins_i2c1>;
234
235};
236
237&i2c2 {
238	status = "okay";
239
240	pinctrl-names = "default";
241	pinctrl-0 = <&pins_i2c2>;
242
243};
244
245&i2c3 {
246	status = "okay";
247
248	pinctrl-names = "default";
249	pinctrl-0 = <&pins_i2c3>;
250
251};
252
253&i2c4 {
254	status = "okay";
255
256	pinctrl-names = "default";
257	pinctrl-0 = <&pins_i2c4>;
258
259	clock-frequency = <400000>;
260
261		rtc@51 {
262			compatible = "nxp,pcf8563";
263			reg = <0x51>;
264			interrupts = <110>;
265		};
266};
267
268&nemc {
269	status = "okay";
270
271	nandc: nand-controller@1 {
272		compatible = "ingenic,jz4780-nand";
273		reg = <1 0 0x1000000>;
274
275		#address-cells = <1>;
276		#size-cells = <0>;
277
278		ingenic,bch-controller = <&bch>;
279
280		ingenic,nemc-tAS = <10>;
281		ingenic,nemc-tAH = <5>;
282		ingenic,nemc-tBP = <10>;
283		ingenic,nemc-tAW = <15>;
284		ingenic,nemc-tSTRV = <100>;
285
286		/*
287		 * Only CLE/ALE are needed for the devices that are connected, rather
288		 * than the full address line set.
289		 */
290		pinctrl-names = "default";
291		pinctrl-0 = <&pins_nemc>;
292
293		nand@1 {
294			reg = <1>;
295
296			nand-ecc-step-size = <1024>;
297			nand-ecc-strength = <24>;
298			nand-ecc-mode = "hw";
299			nand-on-flash-bbt;
300
301			pinctrl-names = "default";
302			pinctrl-0 = <&pins_nemc_cs1>;
303
304			partitions {
305				compatible = "fixed-partitions";
306				#address-cells = <2>;
307				#size-cells = <2>;
308
309				partition@0 {
310					label = "u-boot-spl";
311					reg = <0x0 0x0 0x0 0x800000>;
312				};
313
314				partition@800000 {
315					label = "u-boot";
316					reg = <0x0 0x800000 0x0 0x200000>;
317				};
318
319				partition@a00000 {
320					label = "u-boot-env";
321					reg = <0x0 0xa00000 0x0 0x200000>;
322				};
323
324				partition@c00000 {
325					label = "boot";
326					reg = <0x0 0xc00000 0x0 0x4000000>;
327				};
328
329				partition@4c00000 {
330					label = "system";
331					reg = <0x0 0x4c00000 0x1 0xfb400000>;
332				};
333			};
334		};
335	};
336
337	dm9000@6 {
338		compatible = "davicom,dm9000";
339		davicom,no-eeprom;
340
341		pinctrl-names = "default";
342		pinctrl-0 = <&pins_nemc_cs6>;
343
344		reg = <6 0 1   /* addr */
345		       6 2 1>; /* data */
346
347		ingenic,nemc-tAS = <15>;
348		ingenic,nemc-tAH = <10>;
349		ingenic,nemc-tBP = <20>;
350		ingenic,nemc-tAW = <50>;
351		ingenic,nemc-tSTRV = <100>;
352
353		reset-gpios = <&gpf 12 GPIO_ACTIVE_HIGH>;
354		vcc-supply = <&eth0_power>;
355
356		interrupt-parent = <&gpe>;
357		interrupts = <19 4>;
358	};
359};
360
361&bch {
362	status = "okay";
363};
364
365&pinctrl {
366	pins_uart0: uart0 {
367		function = "uart0";
368		groups = "uart0-data";
369		bias-disable;
370	};
371
372	pins_uart1: uart1 {
373		function = "uart1";
374		groups = "uart1-data";
375		bias-disable;
376	};
377
378	pins_uart2: uart2 {
379		function = "uart2";
380		groups = "uart2-data", "uart2-hwflow";
381		bias-disable;
382	};
383
384	pins_uart3: uart3 {
385		function = "uart3";
386		groups = "uart3-data", "uart3-hwflow";
387		bias-disable;
388	};
389
390	pins_uart4: uart4 {
391		function = "uart4";
392		groups = "uart4-data";
393		bias-disable;
394	};
395
396	pins_i2c0: i2c0 {
397		function = "i2c0";
398		groups = "i2c0-data";
399		bias-disable;
400	};
401
402	pins_i2c1: i2c1 {
403		function = "i2c1";
404		groups = "i2c1-data";
405		bias-disable;
406	};
407
408	pins_i2c2: i2c2 {
409		function = "i2c2";
410		groups = "i2c2-data";
411		bias-disable;
412	};
413
414	pins_i2c3: i2c3 {
415		function = "i2c3";
416		groups = "i2c3-data";
417		bias-disable;
418	};
419
420	pins_i2c4: i2c4 {
421		function = "i2c4";
422		groups = "i2c4-data-e";
423		bias-disable;
424	};
425
426	pins_nemc: nemc {
427		function = "nemc";
428		groups = "nemc-data", "nemc-cle-ale", "nemc-rd-we", "nemc-frd-fwe";
429		bias-disable;
430	};
431
432	pins_nemc_cs1: nemc-cs1 {
433		function = "nemc-cs1";
434		groups = "nemc-cs1";
435		bias-disable;
436	};
437
438	pins_nemc_cs6: nemc-cs6 {
439		function = "nemc-cs6";
440		groups = "nemc-cs6";
441		bias-disable;
442	};
443
444	pins_mmc0: mmc0 {
445		function = "mmc0";
446		groups = "mmc0-1bit-e", "mmc0-4bit-e";
447		bias-disable;
448	};
449
450	pins_mmc1: mmc1 {
451		function = "mmc1";
452		groups = "mmc1-1bit-d", "mmc1-4bit-d";
453		bias-disable;
454	};
455};
456
457&tcu {
458	/* 3 MHz for the system timer and clocksource */
459	assigned-clocks = <&tcu TCU_CLK_TIMER0>, <&tcu TCU_CLK_TIMER1>;
460	assigned-clock-rates = <3000000>, <3000000>;
461};
462